He said that his brother is well suited to fatherhood after meeting his nephew for the first time on Wednesday.

Asked what role he will play in Prince George's childhood, he replied: "To make sure he has a good upbringing, to keep him out of harm's way and make sure he has fun. The rest of it I'll leave to the parents."

The new family are now residing at the Middleton family home in Bucklebury, Berkshire after spending a night at Kensington Palace.